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Reused previous gcc patch with modifications.
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diff --git a/libitm/config/riscv/asm.h b/libitm/config/riscv/asm.h | ||
new file mode 100644 | ||
index 0000000..0f58bc1 | ||
--- /dev/null | ||
+++ b/libitm/config/riscv/asm.h | ||
@@ -0,0 +1,28 @@ | ||
+#ifndef _RV_ASM_H | ||
+#define _RV_ASM_H | ||
+ | ||
+#if __riscv_xlen == 64 | ||
+# define GPR_L ld | ||
+# define GPR_S sd | ||
+# define SZ_GPR 8 | ||
+#elif __riscv_xlen == 32 | ||
+# define GPR_L lw | ||
+# define GPR_S sw | ||
+# define SZ_GPR 4 | ||
+#else | ||
+# error Unsupported XLEN (must be 64-bit or 32-bit). | ||
+#endif | ||
+ | ||
+#if defined(__riscv_flen) && __riscv_flen == 64 | ||
+# define FPR_L fld | ||
+# define FPR_S fsd | ||
+# define SZ_FPR 8 | ||
+#elif defined(__riscv_flen) && __riscv_flen == 32 | ||
+# define FPR_L flw | ||
+# define FPR_S fsw | ||
+# define SZ_FPR 4 | ||
+#else | ||
+# define SZ_FPR 0 | ||
+#endif | ||
+ | ||
+#endif /* _RV_ASM_H */ | ||
diff --git a/libitm/config/riscv/sjlj.S b/libitm/config/riscv/sjlj.S | ||
new file mode 100644 | ||
index 0000000..b4e15fc | ||
--- /dev/null | ||
+++ b/libitm/config/riscv/sjlj.S | ||
@@ -0,0 +1,120 @@ | ||
+#include "asmcfi.h" | ||
+#include "asm.h" | ||
+ | ||
+ .text | ||
+ .align 2 | ||
+ .global _ITM_beginTransaction | ||
+ .type _ITM_beginTransaction, @function | ||
+ | ||
+_ITM_beginTransaction: | ||
+ cfi_startproc | ||
+ mv a1, sp | ||
+ addi sp, sp, -(14*SZ_GPR+12*SZ_FPR) | ||
+ cfi_adjust_cfa_offset(14*SZ_GPR+12*SZ_FPR) | ||
+ | ||
+ /* Return Address */ | ||
+ GPR_S ra, 0*SZ_GPR(sp) | ||
+ cfi_rel_offset(ra, 0*SZ_GPR) | ||
+ | ||
+ /* Caller's sp */ | ||
+ GPR_S a1, 1*SZ_GPR(sp) | ||
+ | ||
+ /* Caller's s0/fp */ | ||
+ GPR_S fp, 2*SZ_GPR(sp) | ||
+ cfi_rel_offset(fp, 2*SZ_GPR) | ||
+ | ||
+ /* Callee-saved registers */ | ||
+ GPR_S s1, 3*SZ_GPR(sp) | ||
+ GPR_S s2, 4*SZ_GPR(sp) | ||
+ GPR_S s3, 5*SZ_GPR(sp) | ||
+ GPR_S s4, 6*SZ_GPR(sp) | ||
+ GPR_S s5, 7*SZ_GPR(sp) | ||
+ GPR_S s6, 8*SZ_GPR(sp) | ||
+ GPR_S s7, 9*SZ_GPR(sp) | ||
+ GPR_S s8, 10*SZ_GPR(sp) | ||
+ GPR_S s9, 11*SZ_GPR(sp) | ||
+ GPR_S s10, 12*SZ_GPR(sp) | ||
+ GPR_S s11, 13*SZ_GPR(sp) | ||
+ | ||
+#if defined(__riscv_flen) | ||
+ /* Callee-saved floating-point registers */ | ||
+ FPR_S fs0, 0*SZ_FPR+14*SZ_GPR(sp) | ||
+ FPR_S fs1, 1*SZ_FPR+14*SZ_GPR(sp) | ||
+ FPR_S fs2, 2*SZ_FPR+14*SZ_GPR(sp) | ||
+ FPR_S fs3, 3*SZ_FPR+14*SZ_GPR(sp) | ||
+ FPR_S fs4, 4*SZ_FPR+14*SZ_GPR(sp) | ||
+ FPR_S fs5, 5*SZ_FPR+14*SZ_GPR(sp) | ||
+ FPR_S fs6, 6*SZ_FPR+14*SZ_GPR(sp) | ||
+ FPR_S fs7, 7*SZ_FPR+14*SZ_GPR(sp) | ||
+ FPR_S fs8, 8*SZ_FPR+14*SZ_GPR(sp) | ||
+ FPR_S fs9, 9*SZ_FPR+14*SZ_GPR(sp) | ||
+ FPR_S fs10, 10*SZ_FPR+14*SZ_GPR(sp) | ||
+ FPR_S fs11, 11*SZ_FPR+14*SZ_GPR(sp) | ||
+#endif | ||
+ mv fp, sp | ||
+ | ||
+ /* Invoke GTM_begin_transaction with the struct we've just built. */ | ||
+ mv a1, sp | ||
+ jal ra, GTM_begin_transaction | ||
+ | ||
+ /* Return; we don't need to restore any of the call-saved regs. */ | ||
+ GPR_L ra, 0*SZ_GPR(sp) | ||
+ cfi_restore(ra) | ||
+ GPR_L fp, 2*SZ_GPR(sp) | ||
+ cfi_restore(fp) | ||
+ | ||
+ addi sp, sp, 14*SZ_GPR+12*SZ_FPR | ||
+ cfi_adjust_cfa_offset(-(14*SZ_GPR+12*SZ_FPR)) | ||
+ | ||
+ ret | ||
+ cfi_endproc | ||
+ .size _ITM_beginTransaction, . - _ITM_beginTransaction | ||
+ | ||
+ .align 2 | ||
+ .global GTM_longjmp | ||
+ .hidden GTM_longjmp | ||
+ .type GTM_longjmp, @function | ||
+ | ||
+GTM_longjmp: | ||
+ /* The first parameter becomes the return value (x0). | ||
+ The third parameter is ignored for now. */ | ||
+ cfi_startproc | ||
+ GPR_L s1, 3*SZ_GPR(a1) | ||
+ GPR_L s2, 4*SZ_GPR(a1) | ||
+ GPR_L s3, 5*SZ_GPR(a1) | ||
+ GPR_L s4, 6*SZ_GPR(a1) | ||
+ GPR_L s5, 7*SZ_GPR(a1) | ||
+ GPR_L s6, 8*SZ_GPR(a1) | ||
+ GPR_L s7, 9*SZ_GPR(a1) | ||
+ GPR_L s8, 10*SZ_GPR(a1) | ||
+ GPR_L s9, 11*SZ_GPR(a1) | ||
+ GPR_L s10, 12*SZ_GPR(a1) | ||
+ GPR_L s11, 13*SZ_GPR(a1) | ||
+ | ||
+#if defined(__riscv_flen) | ||
+ FPR_L fs0, 0*SZ_FPR+14*SZ_GPR(a1) | ||
+ FPR_L fs1, 1*SZ_FPR+14*SZ_GPR(a1) | ||
+ FPR_L fs2, 2*SZ_FPR+14*SZ_GPR(a1) | ||
+ FPR_L fs3, 3*SZ_FPR+14*SZ_GPR(a1) | ||
+ FPR_L fs4, 4*SZ_FPR+14*SZ_GPR(a1) | ||
+ FPR_L fs5, 5*SZ_FPR+14*SZ_GPR(a1) | ||
+ FPR_L fs6, 6*SZ_FPR+14*SZ_GPR(a1) | ||
+ FPR_L fs7, 7*SZ_FPR+14*SZ_GPR(a1) | ||
+ FPR_L fs8, 8*SZ_FPR+14*SZ_GPR(a1) | ||
+ FPR_L fs9, 9*SZ_FPR+14*SZ_GPR(a1) | ||
+ FPR_L fs10, 10*SZ_FPR+14*SZ_GPR(a1) | ||
+ FPR_L fs11, 11*SZ_FPR+14*SZ_GPR(a1) | ||
+#endif | ||
+ | ||
+ GPR_L ra, 0*SZ_GPR(a1) | ||
+ GPR_L fp, 2*SZ_GPR(a1) | ||
+ GPR_L a3, 1*SZ_GPR(a1) | ||
+ cfi_def_cfa(a1, 0) | ||
+ mv sp, a3 | ||
+ jr ra | ||
+ cfi_endproc | ||
+ .size GTM_longjmp, . - GTM_longjmp | ||
+ | ||
+#ifdef __linux__ | ||
+.section .note.GNU-stack, "", @progbits | ||
+#endif | ||
diff --git a/libitm/config/riscv/target.h b/libitm/config/riscv/target.h | ||
new file mode 100644 | ||
index 0000000..b20de73 | ||
--- /dev/null | ||
+++ b/libitm/config/riscv/target.h | ||
@@ -0,0 +1,26 @@ | ||
+namespace GTM HIDDEN { | ||
+ | ||
+typedef struct gtm_jmpbuf | ||
+ { | ||
+ long int pc; | ||
+ void *cfa; | ||
+ long int s[12]; /* Saved registers, s0 is fp */ | ||
+ | ||
+ /* FP saved registers */ | ||
+#if defined(__riscv_flen) && __riscv_flen == 64 | ||
+ double fs[12]; | ||
+#elif defined(__riscv_flen) && __riscv_flen == 32 | ||
+ float fs[12]; | ||
+#endif | ||
+ } gtm_jmpbuf; | ||
+ | ||
+/* ??? The size of one line in hardware caches (in bytes). */ | ||
+#define HW_CACHELINE_SIZE 64 | ||
+ | ||
+static inline void | ||
+cpu_relax (void) | ||
+{ | ||
+ __asm__ volatile ("" : : : "memory"); | ||
+} | ||
+ | ||
+} // namespace GTM | ||
diff --git a/libitm/configure.tgt b/libitm/configure.tgt | ||
index 4c0e78c..635c1d4 100644 | ||
--- a/libitm/configure.tgt | ||
+++ b/libitm/configure.tgt | ||
@@ -82,6 +82,8 @@ EOF | ||
|
||
loongarch*) ARCH=loongarch ;; | ||
|
||
+ riscv*) ARCH=riscv ;; | ||
+ | ||
sh*) ARCH=sh ;; | ||
|
||
sparc) |
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@@ -0,0 +1,120 @@ | ||
--- PKGBUILD | ||
+++ PKGBUILD | ||
@@ -20,7 +20,6 @@ url='https://gcc.gnu.org' | ||
makedepends=( | ||
binutils | ||
doxygen | ||
- gcc-ada | ||
gcc-d | ||
git | ||
libisl | ||
@@ -39,6 +38,8 @@ options=(!emptydirs !lto) | ||
_libdir=usr/lib/gcc/$CHOST/${pkgver%%+*} | ||
source=(git+https://sourceware.org/git/gcc.git#commit=${_commit} | ||
c89 c99 | ||
+ libitm-riscv64.patch | ||
+ unfilter-default-library-path.patch | ||
) | ||
validpgpkeys=(F3691687D867B81B51CE07D9BBE43771487328A9 # [email protected] | ||
86CFFCA918CF3AF47147588051E8B148A9999C34 # [email protected] | ||
@@ -46,7 +47,9 @@ validpgpkeys=(F3691687D867B81B51CE07D9BBE43771487328A9 # bpiotrowski@archlinux. | ||
D3A93CAD751C2AF4F8C7AD516C35B99309B5FA62) # Jakub Jelinek <[email protected]> | ||
sha256sums=('SKIP' | ||
'de48736f6e4153f03d0a5d38ceb6c6fdb7f054e8f47ddd6af0a3dbf14f27b931' | ||
- '2513c6d9984dd0a2058557bf00f06d8d5181734e41dcfe07be7ed86f2959622a') | ||
+ '2513c6d9984dd0a2058557bf00f06d8d5181734e41dcfe07be7ed86f2959622a' | ||
+ '8a71bbb41463fb0e8518d5cff671097704fb8b01867ea224b8ebfe6ba3e4f6d6' | ||
+ '7183fdeea8fd148cf9dd03b0932f9d439b818a5ab3bc9a5e20d8e0b41c9e0efd') | ||
|
||
prepare() { | ||
[[ ! -d gcc ]] && ln -s gcc-${pkgver/+/-} gcc | ||
@@ -58,6 +61,12 @@ prepare() { | ||
# Arch Linux installs x86_64 libraries /lib | ||
sed -i '/m64=/s/lib64/lib/' gcc/config/i386/t-linux64 | ||
|
||
+ # libitm riscv | ||
+ patch -Np1 < ../libitm-riscv64.patch | ||
+ | ||
+ # Remove codes filtering default library paths to make mold work correctly | ||
+ patch -Np1 < ../unfilter-default-library-path.patch | ||
+ | ||
mkdir -p "$srcdir/gcc-build" | ||
} | ||
|
||
@@ -117,6 +126,10 @@ build() { | ||
|
||
# make documentation | ||
make -O -C $CHOST/libstdc++-v3/doc doc-man-doxygen | ||
+ | ||
+ # Patch spec strings embedded in binaries | ||
+ sed -i 's/%{pthread:--push-state --as-needed -latomic --pop-state}/ --push-state --as-needed -latomic --pop-state /' gcc/xgcc | ||
+ sed -i 's/%{pthread:--push-state --as-needed -latomic --pop-state}/ --push-state --as-needed -latomic --pop-state /' gcc/xg++ | ||
} | ||
|
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check() { | ||
@@ -130,12 +143,10 @@ check() { | ||
package_gcc12-libs() { | ||
pkgdesc='Runtime libraries shipped by GCC (12.x.x)' | ||
depends=('glibc>=2.27') | ||
- options=(!emptydirs !strip) | ||
+ options=(!emptydirs !strip staticlibs) | ||
|
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cd gcc-build | ||
make -C $CHOST/libgcc DESTDIR="$pkgdir" install-shared | ||
- mv "${pkgdir}/${_libdir}"/../lib/* "${pkgdir}/${_libdir}" | ||
- rmdir "${pkgdir}/${_libdir}"/../lib | ||
rm -f "$pkgdir/$_libdir/libgcc_eh.a" | ||
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||
for lib in libatomic \ | ||
@@ -143,9 +154,8 @@ package_gcc12-libs() { | ||
libgomp \ | ||
libitm \ | ||
libquadmath \ | ||
- libsanitizer/{a,l,ub,t}san \ | ||
- libstdc++-v3/src \ | ||
- libvtv; do | ||
+ libsanitizer/{a,l,ub}san \ | ||
+ libstdc++-v3/src; do | ||
make -C $CHOST/$lib DESTDIR="$pkgdir" install-toolexeclibLTLIBRARIES | ||
done | ||
|
||
@@ -158,6 +168,9 @@ package_gcc12-libs() { | ||
install -Dm644 "$srcdir/gcc/COPYING.RUNTIME" \ | ||
"$pkgdir/usr/share/licenses/gcc12-libs/RUNTIME.LIBRARY.EXCEPTION" | ||
|
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+ # Remove static library (.a) files except libatomic.a | ||
+ find "$pkgdir" -name '*.a' ! -name libatomic.a -delete | ||
+ | ||
# remove conflicting files | ||
rm -rf "${pkgdir}"/usr/share/locale | ||
} | ||
@@ -175,7 +188,8 @@ package_gcc12() { | ||
install -m755 -t "$pkgdir/${_libdir}/" gcc/{cc1,cc1plus,collect2,lto1,gcov{,-tool}} | ||
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make -C $CHOST/libgcc DESTDIR="$pkgdir" install | ||
- rm -f "$pkgdir"/usr/lib/libgcc_s.so* | ||
+ rm -rf "$pkgdir/${_libdir}"/../lib | ||
+ rm -f "$pkgdir/${_libdir}"/libgcc_s.so* | ||
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make -C $CHOST/libstdc++-v3/src DESTDIR="$pkgdir" install | ||
make -C $CHOST/libstdc++-v3/include DESTDIR="$pkgdir" install | ||
@@ -196,7 +210,6 @@ package_gcc12() { | ||
make -C $CHOST/libquadmath DESTDIR="$pkgdir" install-nodist_libsubincludeHEADERS | ||
make -C $CHOST/libsanitizer DESTDIR="$pkgdir" install-nodist_{saninclude,toolexeclib}HEADERS | ||
make -C $CHOST/libsanitizer/asan DESTDIR="$pkgdir" install-nodist_toolexeclibHEADERS | ||
- make -C $CHOST/libsanitizer/tsan DESTDIR="$pkgdir" install-nodist_toolexeclibHEADERS | ||
make -C $CHOST/libsanitizer/lsan DESTDIR="$pkgdir" install-nodist_toolexeclibHEADERS | ||
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make -C libcpp DESTDIR="$pkgdir" install | ||
@@ -206,9 +219,9 @@ package_gcc12() { | ||
ln -s gcc "$pkgdir"/usr/bin/cc-12 | ||
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# create cc-rs compatible symlinks | ||
- # https://github.com/rust-lang/cc-rs/blob/1.0.73/src/lib.rs#L2578-L2581 | ||
+ # https://github.com/rust-lang/cc-rs/blob/1.0.73/src/lib.rs#L2624 | ||
for binary in {c++,g++,gcc,gcc-ar,gcc-nm,gcc-ranlib}; do | ||
- ln -s /usr/bin/${binary} "${pkgdir}"/usr/bin/x86_64-linux-gnu-${binary}-12 | ||
+ ln -s /usr/bin/${binary} "${pkgdir}"/usr/bin/riscv64-linux-gnu-${binary}-12 | ||
done | ||
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||
# POSIX conformance launcher scripts for c89 and c99 |
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@@ -0,0 +1,22 @@ | ||
diff --git a/gcc/gcc.cc b/gcc/gcc.cc | ||
index 16bb07f2cdc..1beb23ba279 100644 | ||
--- a/gcc/gcc.cc | ||
+++ b/gcc/gcc.cc | ||
@@ -7904,17 +7904,6 @@ is_directory (const char *path1, bool linker) | ||
*cp++ = '.'; | ||
*cp = '\0'; | ||
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- /* Exclude directories that the linker is known to search. */ | ||
- if (linker | ||
- && IS_DIR_SEPARATOR (path[0]) | ||
- && ((cp - path == 6 | ||
- && filename_ncmp (path + 1, "lib", 3) == 0) | ||
- || (cp - path == 10 | ||
- && filename_ncmp (path + 1, "usr", 3) == 0 | ||
- && IS_DIR_SEPARATOR (path[4]) | ||
- && filename_ncmp (path + 5, "lib", 3) == 0))) | ||
- return 0; | ||
- | ||
return (stat (path, &st) >= 0 && S_ISDIR (st.st_mode)); | ||
} | ||
|